Underwater motive device



FIG. 1 is a perspective view of the underwater motive device;

FIG. 2 is a left side view;

FIG. 3 is a right side view;

FIG. 4 is a bottom view;

FIG. 5 is a top view;

FIG. 6 is a front view; and,

FIG. 7 is a rear view. 

The ornamental design for an underwater motive device, as shown and described. 